The use of the word "profiteers". It either assumes wrongdoing, in which case we can talk about ethics or law separate from the profit, or just making profit in

The use of the word "profiteers". It either assumes wrongdoing, in which case we can talk about ethics or law separate from the profit, or just making profit in general, in which case see my comment on stocks and bonds. Being successful in securities markets largely depends on exploiting other people's mistakes (which create mispricings).